Find the number of replaceable hydrogen atoms in of . — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
Find the number of replaceable hydrogen atoms in $1 \text{ mole}$ of $H_3PO_2$.
Answer: 1
💡 Solution & Explanation
$H_3PO_2$ (hypophosphorous acid) has only one P-OH bond. The other two hydrogens are directly bonded to Phosphorus and are not ionizable. Basicity = 1.
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